Whether you observe in the morning or evening, the solar system has something for you today as two worlds reach their ...

Astrotourism is coming to Canada, thanks to an ambitious plan for a chain of six dark-sky sites along 100 miles of the ...

Experts explain the bizarre weather phenomenon behind tsunami-like wall of cloud A dramatic cloud formation appeared in the ...

The moon will be 99% full Friday night, and with mostly clear skies expected for Louisville in the evening, tonight is a good ...

Several planets stand still in the sky, Titan’s shadow transits Saturn, and Venus gives Taurus a second eye in the sky this ...

Social media users reacted to the video, with one calling it "Breathtaking". Another user wrote, "That's an incredible shelf cloud formation - looks almost apocalyptic." ...

Cloud cover significantly affects the solar irradiance incident on a photovoltaic (PV) module, so identifying and predicting cloud motion is useful for PV applications, such as informing tracker ...

Evidence is mounting that cosmic dark energy, long thought constant, may weaken with time - potentially altering the fate of ...